In the age of Photoshop, many artists have fallen back on tricks and tools to cover up flaws, and enhance the cosmetic side of their results. This makes the following pencil-drawn artwork all the more amazing. Mistakes don’t get an undo button in these circumstances but this isn’t a problem for the perfectionist: they don’t make mistakes.

Here are just some of the incredible artworks of extremely talented pencil sketch artists, that will make you question what you see.